if (dev->last_seen.sec + P2P_PEER_EXPIRATION_AGE >= now.sec)
continue;
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Expiring old peer "
- "entry " MACSTR, MAC2STR(dev->p2p_device_addr));
+ "entry " MACSTR, MAC2STR(dev->info.p2p_device_addr));
dl_list_del(&dev->list);
p2p_device_free(p2p, dev);
}
return "INVITE";
case P2P_INVITE_LISTEN:
return "INVITE_LISTEN";
+ case P2P_SEARCH_WHEN_READY:
+ return "SEARCH_WHEN_READY";
default:
return "?";
}
}
+u16 p2p_get_provisioning_info(struct p2p_data *p2p, const u8 *addr)
+{
+ struct p2p_device *dev = NULL;
+
+ if (!addr || !p2p)
+ return 0;
+
+ dev = p2p_get_device(p2p, addr);
+ if (dev)
+ return dev->wps_prov_info;
+ else
+ return 0;
+}
+
+
+void p2p_clear_provisioning_info(struct p2p_data *p2p, const u8 *iface_addr)
+{
+ struct p2p_device *dev = NULL;
+
+ if (!iface_addr || !p2p)
+ return;
+
+ dev = p2p_get_device_interface(p2p, iface_addr);
+ if (dev)
+ dev->wps_prov_info = 0;
+}
+
+
void p2p_set_state(struct p2p_data *p2p, int new_state)
{
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: State %s -> %s",
struct p2p_go_neg_results res;
p2p_clear_timeout(p2p);
p2p_set_state(p2p, P2P_IDLE);
+ if (p2p->go_neg_peer)
+ p2p->go_neg_peer->wps_method = WPS_NOT_READY;
p2p->go_neg_peer = NULL;
os_memset(&res, 0, sizeof(res));
res.status = status;
if (peer) {
- os_memcpy(res.peer_device_addr, peer->p2p_device_addr,
+ os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr,
ETH_ALEN);
os_memcpy(res.peer_interface_addr, peer->intended_addr,
ETH_ALEN);
p2p->pending_listen_usec = (timeout % 1000) * 1000;
if (p2p->p2p_scan_running) {
+ if (p2p->start_after_scan == P2P_AFTER_SCAN_NOTHING) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: p2p_scan running - connect is already "
+ "pending - skip listen");
+ return 0;
+ }
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: p2p_scan running - delay start of listen state");
p2p->start_after_scan = P2P_AFTER_SCAN_LISTEN;
{
struct p2p_device *dev;
dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) {
- if (os_memcmp(dev->p2p_device_addr, addr, ETH_ALEN) == 0)
+ if (os_memcmp(dev->info.p2p_device_addr, addr, ETH_ALEN) == 0)
return dev;
}
return NULL;
if (dev == NULL)
return NULL;
dl_list_add(&p2p->devices, &dev->list);
- os_memcpy(dev->p2p_device_addr, addr, ETH_ALEN);
+ os_memcpy(dev->info.p2p_device_addr, addr, ETH_ALEN);
return dev;
}
static void p2p_copy_client_info(struct p2p_device *dev,
struct p2p_client_info *cli)
{
- os_memcpy(dev->device_name, cli->dev_name, cli->dev_name_len);
- dev->device_name[cli->dev_name_len] = '\0';
- dev->dev_capab = cli->dev_capab;
- dev->config_methods = cli->config_methods;
- os_memcpy(dev->pri_dev_type, cli->pri_dev_type, 8);
+ os_memcpy(dev->info.device_name, cli->dev_name, cli->dev_name_len);
+ dev->info.device_name[cli->dev_name_len] = '\0';
+ dev->info.dev_capab = cli->dev_capab;
+ dev->info.config_methods = cli->config_methods;
+ os_memcpy(dev->info.pri_dev_type, cli->pri_dev_type, 8);
+ dev->info.wps_sec_dev_type_list_len = 8 * cli->num_sec_dev_types;
+ os_memcpy(dev->info.wps_sec_dev_type_list, cli->sec_dev_types,
+ dev->info.wps_sec_dev_type_list_len);
}
* group, the information will be restored in the loop following this.
*/
dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) {
- if (os_memcpy(dev->member_in_go_iface, go_interface_addr,
+ if (os_memcmp(dev->member_in_go_iface, go_interface_addr,
ETH_ALEN) == 0) {
os_memset(dev->member_in_go_iface, 0, ETH_ALEN);
os_memset(dev->member_in_go_dev, 0, ETH_ALEN);
for (c = 0; c < info.num_clients; c++) {
struct p2p_client_info *cli = &info.client[c];
+ if (os_memcmp(cli->p2p_device_addr, p2p->cfg->dev_addr,
+ ETH_ALEN) == 0)
+ continue; /* ignore our own entry */
dev = p2p_get_device(p2p, cli->p2p_device_addr);
if (dev) {
/*
dev->flags |= P2P_DEV_GROUP_CLIENT_ONLY;
p2p_copy_client_info(dev, cli);
dev->oper_freq = freq;
- p2p->cfg->dev_found(
- p2p->cfg->cb_ctx, dev->p2p_device_addr,
- dev->p2p_device_addr, dev->pri_dev_type,
- dev->device_name, dev->config_methods,
- dev->dev_capab, 0);
+ p2p->cfg->dev_found(p2p->cfg->cb_ctx,
+ dev->info.p2p_device_addr,
+ &dev->info, 1);
+ dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE;
}
os_memcpy(dev->interface_addr, cli->p2p_interface_addr,
}
+static void p2p_copy_wps_info(struct p2p_device *dev, int probe_req,
+ const struct p2p_message *msg)
+{
+ os_memcpy(dev->info.device_name, msg->device_name,
+ sizeof(dev->info.device_name));
+
+ if (msg->manufacturer &&
+ msg->manufacturer_len < sizeof(dev->info.manufacturer)) {
+ os_memset(dev->info.manufacturer, 0,
+ sizeof(dev->info.manufacturer));
+ os_memcpy(dev->info.manufacturer, msg->manufacturer,
+ msg->manufacturer_len);
+ }
+
+ if (msg->model_name &&
+ msg->model_name_len < sizeof(dev->info.model_name)) {
+ os_memset(dev->info.model_name, 0,
+ sizeof(dev->info.model_name));
+ os_memcpy(dev->info.model_name, msg->model_name,
+ msg->model_name_len);
+ }
+
+ if (msg->model_number &&
+ msg->model_number_len < sizeof(dev->info.model_number)) {
+ os_memset(dev->info.model_number, 0,
+ sizeof(dev->info.model_number));
+ os_memcpy(dev->info.model_number, msg->model_number,
+ msg->model_number_len);
+ }
+
+ if (msg->serial_number &&
+ msg->serial_number_len < sizeof(dev->info.serial_number)) {
+ os_memset(dev->info.serial_number, 0,
+ sizeof(dev->info.serial_number));
+ os_memcpy(dev->info.serial_number, msg->serial_number,
+ msg->serial_number_len);
+ }
+
+ if (msg->pri_dev_type)
+ os_memcpy(dev->info.pri_dev_type, msg->pri_dev_type,
+ sizeof(dev->info.pri_dev_type));
+ else if (msg->wps_pri_dev_type)
+ os_memcpy(dev->info.pri_dev_type, msg->wps_pri_dev_type,
+ sizeof(dev->info.pri_dev_type));
+
+ if (msg->wps_sec_dev_type_list) {
+ os_memcpy(dev->info.wps_sec_dev_type_list,
+ msg->wps_sec_dev_type_list,
+ msg->wps_sec_dev_type_list_len);
+ dev->info.wps_sec_dev_type_list_len =
+ msg->wps_sec_dev_type_list_len;
+ }
+
+ if (msg->capability) {
+ dev->info.dev_capab = msg->capability[0];
+ dev->info.group_capab = msg->capability[1];
+ }
+
+ if (msg->ext_listen_timing) {
+ dev->ext_listen_period = WPA_GET_LE16(msg->ext_listen_timing);
+ dev->ext_listen_interval =
+ WPA_GET_LE16(msg->ext_listen_timing + 2);
+ }
+
+ if (!probe_req) {
+ dev->info.config_methods = msg->config_methods ?
+ msg->config_methods : msg->wps_config_methods;
+ }
+}
+
+
/**
* p2p_add_device - Add peer entries based on scan results
* @p2p: P2P module context from p2p_init()
* Returns: 0 on success, -1 on failure
*
* If the scan result is for a GO, the clients in the group will also be added
- * to the peer table.
+ * to the peer table. This function can also be used with some other frames
+ * like Provision Discovery Request that contains P2P Capability and P2P Device
+ * Info attributes.
*/
-static int p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq,
- int level, const u8 *ies, size_t ies_len)
+int p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, int level,
+ const u8 *ies, size_t ies_len)
{
struct p2p_device *dev;
struct p2p_message msg;
const u8 *p2p_dev_addr;
+ int i;
os_memset(&msg, 0, sizeof(msg));
if (p2p_parse_ies(ies, ies_len, &msg)) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Update Listen frequency based on scan "
"results (" MACSTR " %d -> %d MHz (DS param %d)",
- MAC2STR(dev->p2p_device_addr), dev->listen_freq, freq,
- msg.ds_params ? *msg.ds_params : -1);
+ MAC2STR(dev->info.p2p_device_addr), dev->listen_freq,
+ freq, msg.ds_params ? *msg.ds_params : -1);
}
dev->listen_freq = freq;
- dev->level = level;
+ if (msg.group_info)
+ dev->oper_freq = freq;
+ dev->info.level = level;
+
+ p2p_copy_wps_info(dev, 0, &msg);
- if (msg.pri_dev_type)
- os_memcpy(dev->pri_dev_type, msg.pri_dev_type,
- sizeof(dev->pri_dev_type));
- os_memcpy(dev->device_name, msg.device_name, sizeof(dev->device_name));
- dev->config_methods = msg.config_methods ? msg.config_methods :
- msg.wps_config_methods;
- if (msg.capability) {
- dev->dev_capab = msg.capability[0];
- dev->group_capab = msg.capability[1];
+ for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) {
+ wpabuf_free(dev->info.wps_vendor_ext[i]);
+ dev->info.wps_vendor_ext[i] = NULL;
}
- if (msg.ext_listen_timing) {
- dev->ext_listen_period = WPA_GET_LE16(msg.ext_listen_timing);
- dev->ext_listen_interval =
- WPA_GET_LE16(msg.ext_listen_timing + 2);
+ for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) {
+ if (msg.wps_vendor_ext[i] == NULL)
+ break;
+ dev->info.wps_vendor_ext[i] = wpabuf_alloc_copy(
+ msg.wps_vendor_ext[i], msg.wps_vendor_ext_len[i]);
+ if (dev->info.wps_vendor_ext[i] == NULL)
+ break;
}
p2p_add_group_clients(p2p, p2p_dev_addr, addr, freq, msg.group_info,
"P2P: Do not report rejected device");
return 0;
}
- p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, dev->p2p_device_addr,
- dev->pri_dev_type, dev->device_name,
- dev->config_methods, dev->dev_capab,
- dev->group_capab);
- dev->flags |= P2P_DEV_REPORTED;
+
+ p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, &dev->info,
+ !(dev->flags & P2P_DEV_REPORTED_ONCE));
+ dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE;
return 0;
}
static void p2p_device_free(struct p2p_data *p2p, struct p2p_device *dev)
{
- if (p2p->go_neg_peer == dev)
+ int i;
+
+ if (p2p->go_neg_peer == dev) {
+ /*
+ * If GO Negotiation is in progress, report that it has failed.
+ */
+ p2p_go_neg_failed(p2p, dev, -1);
p2p->go_neg_peer = NULL;
+ }
if (p2p->invite_peer == dev)
p2p->invite_peer = NULL;
if (p2p->sd_peer == dev)
if (p2p->pending_client_disc_go == dev)
p2p->pending_client_disc_go = NULL;
+ /* dev_lost() device, but only if it was previously dev_found() */
+ if (dev->flags & P2P_DEV_REPORTED_ONCE)
+ p2p->cfg->dev_lost(p2p->cfg->cb_ctx,
+ dev->info.p2p_device_addr);
+
+ for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) {
+ wpabuf_free(dev->info.wps_vendor_ext[i]);
+ dev->info.wps_vendor_ext[i] = NULL;
+ }
+
os_free(dev);
}
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Starting search");
}
- if (p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, type, freq) < 0) {
+ if (p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, type, freq,
+ p2p->num_req_dev_types, p2p->req_dev_types,
+ p2p->find_dev_id) < 0) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Scan request failed");
p2p_continue_find(p2p);
struct p2p_device *dev;
enum p2p_after_scan op;
+ if (p2p->after_scan_tx) {
+ /* TODO: schedule p2p_run_after_scan to be called from TX
+ * status callback(?) */
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Send pending "
+ "Action frame at p2p_scan completion");
+ p2p->cfg->send_action(p2p->cfg->cb_ctx,
+ p2p->after_scan_tx->freq,
+ p2p->after_scan_tx->dst,
+ p2p->after_scan_tx->src,
+ p2p->after_scan_tx->bssid,
+ (u8 *) (p2p->after_scan_tx + 1),
+ p2p->after_scan_tx->len,
+ p2p->after_scan_tx->wait_time);
+ os_free(p2p->after_scan_tx);
+ p2p->after_scan_tx = NULL;
+ return 1;
+ }
+
op = p2p->start_after_scan;
p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING;
switch (op) {
}
+static void p2p_free_req_dev_types(struct p2p_data *p2p)
+{
+ p2p->num_req_dev_types = 0;
+ os_free(p2p->req_dev_types);
+ p2p->req_dev_types = NULL;
+}
+
+
int p2p_find(struct p2p_data *p2p, unsigned int timeout,
- enum p2p_discovery_type type)
+ enum p2p_discovery_type type,
+ unsigned int num_req_dev_types, const u8 *req_dev_types,
+ const u8 *dev_id)
{
int res;
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: p2p_scan is "
"already running");
}
+
+ p2p_free_req_dev_types(p2p);
+ if (req_dev_types && num_req_dev_types) {
+ p2p->req_dev_types = os_malloc(num_req_dev_types *
+ WPS_DEV_TYPE_LEN);
+ if (p2p->req_dev_types == NULL)
+ return -1;
+ os_memcpy(p2p->req_dev_types, req_dev_types,
+ num_req_dev_types * WPS_DEV_TYPE_LEN);
+ p2p->num_req_dev_types = num_req_dev_types;
+ }
+
+ if (dev_id) {
+ os_memcpy(p2p->find_dev_id_buf, dev_id, ETH_ALEN);
+ p2p->find_dev_id = p2p->find_dev_id_buf;
+ } else
+ p2p->find_dev_id = NULL;
+
p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING;
p2p_clear_timeout(p2p);
p2p->cfg->stop_listen(p2p->cfg->cb_ctx);
p2p_device_clear_reported(p2p);
p2p_set_state(p2p, P2P_SEARCH);
eloop_cancel_timeout(p2p_find_timeout, p2p, NULL);
+ p2p->last_p2p_find_timeout = timeout;
if (timeout)
eloop_register_timeout(timeout, 0, p2p_find_timeout,
p2p, NULL);
switch (type) {
case P2P_FIND_START_WITH_FULL:
case P2P_FIND_PROGRESSIVE:
- res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_FULL, 0);
+ res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_FULL, 0,
+ p2p->num_req_dev_types,
+ p2p->req_dev_types, dev_id);
break;
case P2P_FIND_ONLY_SOCIAL:
- res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_SOCIAL, 0);
+ res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_SOCIAL, 0,
+ p2p->num_req_dev_types,
+ p2p->req_dev_types, dev_id);
break;
default:
return -1;
eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL);
eloop_register_timeout(P2P_SCAN_TIMEOUT, 0, p2p_scan_timeout,
p2p, NULL);
+ } else if (res == 1) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Could not start "
+ "p2p_scan at this point - will try again after "
+ "previous scan completes");
+ res = 0;
+ p2p_set_state(p2p, P2P_SEARCH_WHEN_READY);
+ eloop_cancel_timeout(p2p_find_timeout, p2p, NULL);
} else {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Failed to start "
"p2p_scan");
+ p2p_set_state(p2p, P2P_IDLE);
+ eloop_cancel_timeout(p2p_find_timeout, p2p, NULL);
}
return res;
}
-void p2p_stop_find(struct p2p_data *p2p)
+int p2p_other_scan_completed(struct p2p_data *p2p)
+{
+ if (p2p->state != P2P_SEARCH_WHEN_READY)
+ return 0;
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Starting pending P2P find "
+ "now that previous scan was completed");
+ if (p2p_find(p2p, p2p->last_p2p_find_timeout, p2p->find_type,
+ p2p->num_req_dev_types, p2p->req_dev_types,
+ p2p->find_dev_id) < 0)
+ return 0;
+ return 1;
+}
+
+
+void p2p_stop_find_for_freq(struct p2p_data *p2p, int freq)
{
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Stopping find");
eloop_cancel_timeout(p2p_find_timeout, p2p, NULL);
p2p_clear_timeout(p2p);
p2p_set_state(p2p, P2P_IDLE);
+ p2p_free_req_dev_types(p2p);
p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING;
p2p->go_neg_peer = NULL;
p2p->sd_peer = NULL;
p2p->invite_peer = NULL;
+ if (freq > 0 && p2p->drv_in_listen == freq && p2p->in_listen) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Skip stop_listen "
+ "since we are on correct channel for response");
+ return;
+ }
+ if (p2p->drv_in_listen) {
+ /*
+ * The driver may not deliver callback to p2p_listen_end()
+ * when the operation gets canceled, so clear the internal
+ * variable that is tracking driver state.
+ */
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Clear "
+ "drv_in_listen (%d)", p2p->drv_in_listen);
+ p2p->drv_in_listen = 0;
+ }
p2p->cfg->stop_listen(p2p->cfg->cb_ctx);
}
-int p2p_connect(struct p2p_data *p2p, const u8 *peer_addr,
- enum p2p_wps_method wps_method,
- int go_intent, const u8 *own_interface_addr,
- unsigned int force_freq, int persistent_group)
+void p2p_stop_find(struct p2p_data *p2p)
{
- struct p2p_device *dev;
+ p2p_stop_find_for_freq(p2p, 0);
+}
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Request to start group negotiation - peer=" MACSTR
- " GO Intent=%d Intended Interface Address=" MACSTR
- " wps_method=%d persistent_group=%d",
- MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr),
- wps_method, persistent_group);
+static int p2p_prepare_channel(struct p2p_data *p2p, unsigned int force_freq)
+{
if (force_freq) {
+ u8 op_reg_class, op_channel;
if (p2p_freq_to_channel(p2p->cfg->country, force_freq,
- &p2p->op_reg_class, &p2p->op_channel) <
- 0) {
+ &op_reg_class, &op_channel) < 0) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Unsupported frequency %u MHz",
force_freq);
return -1;
}
+ if (!p2p_channels_includes(&p2p->cfg->channels, op_reg_class,
+ op_channel)) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: Frequency %u MHz (oper_class %u "
+ "channel %u) not allowed for P2P",
+ force_freq, op_reg_class, op_channel);
+ return -1;
+ }
+ p2p->op_reg_class = op_reg_class;
+ p2p->op_channel = op_channel;
p2p->channels.reg_classes = 1;
p2p->channels.reg_class[0].channels = 1;
p2p->channels.reg_class[0].reg_class = p2p->op_reg_class;
p2p->channels.reg_class[0].channel[0] = p2p->op_channel;
} else {
- p2p->op_reg_class = p2p->cfg->op_reg_class;
- p2p->op_channel = p2p->cfg->op_channel;
+ u8 op_reg_class, op_channel;
+
+ if (!p2p->cfg->cfg_op_channel && p2p->best_freq_overall > 0 &&
+ p2p_supported_freq(p2p, p2p->best_freq_overall) &&
+ p2p_freq_to_channel(p2p->cfg->country,
+ p2p->best_freq_overall,
+ &op_reg_class, &op_channel) == 0) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: Select best overall channel as "
+ "operating channel preference");
+ p2p->op_reg_class = op_reg_class;
+ p2p->op_channel = op_channel;
+ } else if (!p2p->cfg->cfg_op_channel && p2p->best_freq_5 > 0 &&
+ p2p_supported_freq(p2p, p2p->best_freq_5) &&
+ p2p_freq_to_channel(p2p->cfg->country,
+ p2p->best_freq_5,
+ &op_reg_class, &op_channel) ==
+ 0) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: Select best 5 GHz channel as "
+ "operating channel preference");
+ p2p->op_reg_class = op_reg_class;
+ p2p->op_channel = op_channel;
+ } else if (!p2p->cfg->cfg_op_channel &&
+ p2p->best_freq_24 > 0 &&
+ p2p_supported_freq(p2p, p2p->best_freq_24) &&
+ p2p_freq_to_channel(p2p->cfg->country,
+ p2p->best_freq_24,
+ &op_reg_class, &op_channel) ==
+ 0) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: Select best 2.4 GHz channel as "
+ "operating channel preference");
+ p2p->op_reg_class = op_reg_class;
+ p2p->op_channel = op_channel;
+ } else {
+ p2p->op_reg_class = p2p->cfg->op_reg_class;
+ p2p->op_channel = p2p->cfg->op_channel;
+ }
+
os_memcpy(&p2p->channels, &p2p->cfg->channels,
sizeof(struct p2p_channels));
}
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Own preference for operation channel: "
- "Regulatory Class %u Channel %u%s",
+ "Operating Class %u Channel %u%s",
p2p->op_reg_class, p2p->op_channel,
force_freq ? " (forced)" : "");
+ return 0;
+}
+
+
+static void p2p_set_dev_persistent(struct p2p_device *dev,
+ int persistent_group)
+{
+ switch (persistent_group) {
+ case 0:
+ dev->flags &= ~(P2P_DEV_PREFER_PERSISTENT_GROUP |
+ P2P_DEV_PREFER_PERSISTENT_RECONN);
+ break;
+ case 1:
+ dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP;
+ dev->flags &= ~P2P_DEV_PREFER_PERSISTENT_RECONN;
+ break;
+ case 2:
+ dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP |
+ P2P_DEV_PREFER_PERSISTENT_RECONN;
+ break;
+ }
+}
+
+
+int p2p_connect(struct p2p_data *p2p, const u8 *peer_addr,
+ enum p2p_wps_method wps_method,
+ int go_intent, const u8 *own_interface_addr,
+ unsigned int force_freq, int persistent_group)
+{
+ struct p2p_device *dev;
+
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: Request to start group negotiation - peer=" MACSTR
+ " GO Intent=%d Intended Interface Address=" MACSTR
+ " wps_method=%d persistent_group=%d",
+ MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr),
+ wps_method, persistent_group);
+
+ if (p2p_prepare_channel(p2p, force_freq) < 0)
+ return -1;
+
+ p2p->ssid_set = 0;
dev = p2p_get_device(p2p, peer_addr);
if (dev == NULL || (dev->flags & P2P_DEV_PROBE_REQ_ONLY)) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
}
if (dev->flags & P2P_DEV_GROUP_CLIENT_ONLY) {
- if (!(dev->dev_capab & P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY)) {
+ if (!(dev->info.dev_capab &
+ P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY)) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Cannot connect to P2P Device " MACSTR
" that is in a group and is not discoverable",
dev->flags &= ~P2P_DEV_USER_REJECTED;
dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE;
dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM;
+ dev->connect_reqs = 0;
dev->go_neg_req_sent = 0;
dev->go_state = UNKNOWN_GO;
- if (persistent_group)
- dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP;
- else
- dev->flags &= ~P2P_DEV_PREFER_PERSISTENT_GROUP;
+ p2p_set_dev_persistent(dev, persistent_group);
p2p->go_intent = go_intent;
os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN);
if (p2p->state != P2P_IDLE)
p2p_stop_find(p2p);
+ if (p2p->after_scan_tx) {
+ /*
+ * We need to drop the pending frame to avoid issues with the
+ * new GO Negotiation, e.g., when the pending frame was from a
+ * previous attempt at starting a GO Negotiation.
+ */
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Dropped "
+ "previous pending Action frame TX that was waiting "
+ "for p2p_scan completion");
+ os_free(p2p->after_scan_tx);
+ p2p->after_scan_tx = NULL;
+ }
+
dev->wps_method = wps_method;
dev->status = P2P_SC_SUCCESS;
MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr),
wps_method, persistent_group);
- if (force_freq) {
- if (p2p_freq_to_channel(p2p->cfg->country, force_freq,
- &p2p->op_reg_class, &p2p->op_channel) <
- 0) {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Unsupported frequency %u MHz",
- force_freq);
- return -1;
- }
- p2p->channels.reg_classes = 1;
- p2p->channels.reg_class[0].channels = 1;
- p2p->channels.reg_class[0].reg_class = p2p->op_reg_class;
- p2p->channels.reg_class[0].channel[0] = p2p->op_channel;
- } else {
- p2p->op_reg_class = p2p->cfg->op_reg_class;
- p2p->op_channel = p2p->cfg->op_channel;
- os_memcpy(&p2p->channels, &p2p->cfg->channels,
- sizeof(struct p2p_channels));
- }
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Own preference for operation channel: "
- "Regulatory Class %u Channel %u%s",
- p2p->op_reg_class, p2p->op_channel,
- force_freq ? " (forced)" : "");
+ if (p2p_prepare_channel(p2p, force_freq) < 0)
+ return -1;
dev = p2p_get_device(p2p, peer_addr);
if (dev == NULL) {
dev->flags &= ~P2P_DEV_USER_REJECTED;
dev->go_neg_req_sent = 0;
dev->go_state = UNKNOWN_GO;
- if (persistent_group)
- dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP;
- else
- dev->flags &= ~P2P_DEV_PREFER_PERSISTENT_GROUP;
+ p2p_set_dev_persistent(dev, persistent_group);
p2p->go_intent = go_intent;
os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN);
{
os_get_time(&dev->last_seen);
- if (msg->pri_dev_type)
- os_memcpy(dev->pri_dev_type, msg->pri_dev_type,
- sizeof(dev->pri_dev_type));
- os_memcpy(dev->device_name, msg->device_name,
- sizeof(dev->device_name));
- dev->config_methods = msg->config_methods ? msg->config_methods :
- msg->wps_config_methods;
- if (msg->capability) {
- dev->dev_capab = msg->capability[0];
- dev->group_capab = msg->capability[1];
- }
+ p2p_copy_wps_info(dev, 0, msg);
+
if (msg->listen_channel) {
int freq;
freq = p2p_channel_to_freq((char *) msg->listen_channel,
} else {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Update "
"peer " MACSTR " Listen channel: %u -> %u MHz",
- MAC2STR(dev->p2p_device_addr),
+ MAC2STR(dev->info.p2p_device_addr),
dev->listen_freq, freq);
dev->listen_freq = freq;
}
}
- if (msg->ext_listen_timing) {
- dev->ext_listen_period = WPA_GET_LE16(msg->ext_listen_timing);
- dev->ext_listen_interval =
- WPA_GET_LE16(msg->ext_listen_timing + 2);
- }
if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) {
dev->flags &= ~P2P_DEV_PROBE_REQ_ONLY;
"P2P: Created device entry based on GO Neg Req: "
MACSTR " dev_capab=0x%x group_capab=0x%x name='%s' "
"listen_freq=%d",
- MAC2STR(dev->p2p_device_addr), dev->dev_capab,
- dev->group_capab, dev->device_name, dev->listen_freq);
+ MAC2STR(dev->info.p2p_device_addr),
+ dev->info.dev_capab, dev->info.group_capab,
+ dev->info.device_name, dev->listen_freq);
}
dev->flags &= ~P2P_DEV_GROUP_CLIENT_ONLY;
return;
}
- p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, dev->p2p_device_addr,
- dev->pri_dev_type, dev->device_name,
- dev->config_methods, dev->dev_capab,
- dev->group_capab);
+ p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, &dev->info,
+ !(dev->flags & P2P_DEV_REPORTED_ONCE));
+ dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE;
}
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: GO Negotiation with " MACSTR " completed (%s will be "
- "GO)", MAC2STR(peer->p2p_device_addr),
+ "GO)", MAC2STR(peer->info.p2p_device_addr),
go ? "local end" : "peer");
os_memset(&res, 0, sizeof(res));
res.role_go = go;
- os_memcpy(res.peer_device_addr, peer->p2p_device_addr, ETH_ALEN);
+ os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr, ETH_ALEN);
os_memcpy(res.peer_interface_addr, peer->intended_addr, ETH_ALEN);
res.wps_method = peer->wps_method;
- if (peer->flags & P2P_DEV_PREFER_PERSISTENT_GROUP)
- res.persistent_group = 1;
+ if (peer->flags & P2P_DEV_PREFER_PERSISTENT_GROUP) {
+ if (peer->flags & P2P_DEV_PREFER_PERSISTENT_RECONN)
+ res.persistent_group = 2;
+ else
+ res.persistent_group = 1;
+ }
if (go) {
/* Setup AP mode for WPS provisioning */
os_memcpy(res.ssid, p2p->ssid, p2p->ssid_len);
res.ssid_len = p2p->ssid_len;
p2p_random(res.passphrase, 8);
- } else
+ } else {
res.freq = peer->oper_freq;
+ if (p2p->ssid_len) {
+ os_memcpy(res.ssid, p2p->ssid, p2p->ssid_len);
+ res.ssid_len = p2p->ssid_len;
+ }
+ }
p2p_channels_intersect(&p2p->channels, &peer->channels,
&intersection);
}
}
+ res.peer_config_timeout = go ? peer->client_timeout : peer->go_timeout;
+
p2p_clear_timeout(p2p);
+ p2p->ssid_set = 0;
peer->go_neg_req_sent = 0;
peer->wps_method = WPS_NOT_READY;
}
-void p2p_rx_action_public(struct p2p_data *p2p, const u8 *da, const u8 *sa,
- const u8 *bssid, const u8 *data, size_t len,
- int freq)
+static void p2p_rx_action_public(struct p2p_data *p2p, const u8 *da,
+ const u8 *sa, const u8 *bssid, const u8 *data,
+ size_t len, int freq)
{
if (len < 1)
return;
if (dev) {
if (dev->country[0] == 0 && msg.listen_channel)
os_memcpy(dev->country, msg.listen_channel, 3);
+ os_get_time(&dev->last_seen);
p2p_parse_free(&msg);
return; /* already known */
}
os_get_time(&dev->last_seen);
dev->flags |= P2P_DEV_PROBE_REQ_ONLY;
- if (msg.capability) {
- dev->dev_capab = msg.capability[0];
- dev->group_capab = msg.capability[1];
- }
-
if (msg.listen_channel) {
os_memcpy(dev->country, msg.listen_channel, 3);
dev->listen_freq = p2p_channel_to_freq(dev->country,
msg.listen_channel[4]);
}
- os_memcpy(dev->device_name, msg.device_name, sizeof(dev->device_name));
-
- if (msg.wps_pri_dev_type)
- os_memcpy(dev->pri_dev_type, msg.wps_pri_dev_type,
- sizeof(dev->pri_dev_type));
+ p2p_copy_wps_info(dev, 1, &msg);
p2p_parse_free(&msg);
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Created device entry based on Probe Req: " MACSTR
" dev_capab=0x%x group_capab=0x%x name='%s' listen_freq=%d",
- MAC2STR(dev->p2p_device_addr), dev->dev_capab,
- dev->group_capab, dev->device_name, dev->listen_freq);
+ MAC2STR(dev->info.p2p_device_addr), dev->info.dev_capab,
+ dev->info.group_capab, dev->info.device_name,
+ dev->listen_freq);
}
if (buf == NULL)
return NULL;
- /* TODO: add more info into WPS IE; maybe get from WPS module? */
p2p_build_wps_ie(p2p, buf, DEV_PW_DEFAULT, 1);
/* P2P IE */
}
-static void p2p_reply_probe(struct p2p_data *p2p, const u8 *addr, const u8 *ie,
+static int is_11b(u8 rate)
+{
+ return rate == 0x02 || rate == 0x04 || rate == 0x0b || rate == 0x16;
+}
+
+
+static int supp_rates_11b_only(struct ieee802_11_elems *elems)
+{
+ int num_11b = 0, num_others = 0;
+ int i;
+
+ if (elems->supp_rates == NULL && elems->ext_supp_rates == NULL)
+ return 0;
+
+ for (i = 0; elems->supp_rates && i < elems->supp_rates_len; i++) {
+ if (is_11b(elems->supp_rates[i]))
+ num_11b++;
+ else
+ num_others++;
+ }
+
+ for (i = 0; elems->ext_supp_rates && i < elems->ext_supp_rates_len;
+ i++) {
+ if (is_11b(elems->ext_supp_rates[i]))
+ num_11b++;
+ else
+ num_others++;
+ }
+
+ return num_11b > 0 && num_others == 0;
+}
+
+
+static void p2p_reply_probe(struct p2p_data *p2p, const u8 *addr,
+ const u8 *dst, const u8 *bssid, const u8 *ie,
size_t ie_len)
{
struct ieee802_11_elems elems;
struct wpabuf *buf;
struct ieee80211_mgmt *resp;
- struct wpabuf *wps;
+ struct p2p_message msg;
struct wpabuf *ies;
if (!p2p->in_listen || !p2p->drv_in_listen) {
return;
}
+ if (dst && !is_broadcast_ether_addr(dst) &&
+ os_memcmp(dst, p2p->cfg->dev_addr, ETH_ALEN) != 0) {
+ /* Not sent to the broadcast address or our P2P Device Address
+ */
+ return;
+ }
+
+ if (bssid && !is_broadcast_ether_addr(bssid)) {
+ /* Not sent to the Wildcard BSSID */
+ return;
+ }
+
if (elems.ssid == NULL || elems.ssid_len != P2P_WILDCARD_SSID_LEN ||
os_memcmp(elems.ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) !=
0) {
return;
}
+ if (supp_rates_11b_only(&elems)) {
+ /* Indicates support for 11b rates only */
+ return;
+ }
+
+ os_memset(&msg, 0, sizeof(msg));
+ if (p2p_parse_ies(ie, ie_len, &msg) < 0) {
+ /* Could not parse P2P attributes */
+ return;
+ }
+
+ if (msg.device_id &&
+ os_memcmp(msg.device_id, p2p->cfg->dev_addr, ETH_ALEN != 0)) {
+ /* Device ID did not match */
+ p2p_parse_free(&msg);
+ return;
+ }
+
/* Check Requested Device Type match */
- wps = ieee802_11_vendor_ie_concat(ie, ie_len, WPS_DEV_OUI_WFA);
- if (wps && !p2p_match_dev_type(p2p, wps)) {
- wpabuf_free(wps);
+ if (msg.wps_attributes &&
+ !p2p_match_dev_type(p2p, msg.wps_attributes)) {
/* No match with Requested Device Type */
+ p2p_parse_free(&msg);
return;
}
- wpabuf_free(wps);
+ p2p_parse_free(&msg);
if (!p2p->cfg->send_probe_resp)
return; /* Response generated elsewhere */
}
-int p2p_probe_req_rx(struct p2p_data *p2p, const u8 *addr, const u8 *ie,
- size_t ie_len)
+int p2p_probe_req_rx(struct p2p_data *p2p, const u8 *addr, const u8 *dst,
+ const u8 *bssid, const u8 *ie, size_t ie_len)
{
p2p_add_dev_from_probe_req(p2p, addr, ie, ie_len);
- p2p_reply_probe(p2p, addr, ie, ie_len);
+ p2p_reply_probe(p2p, addr, dst, bssid, ie, ie_len);
if ((p2p->state == P2P_CONNECT || p2p->state == P2P_CONNECT_LISTEN) &&
p2p->go_neg_peer &&
- os_memcmp(addr, p2p->go_neg_peer->p2p_device_addr, ETH_ALEN) == 0)
- {
+ os_memcmp(addr, p2p->go_neg_peer->info.p2p_device_addr, ETH_ALEN)
+ == 0) {
/* Received a Probe Request from GO Negotiation peer */
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Found GO Negotiation peer - try to start GO "
if ((p2p->state == P2P_INVITE || p2p->state == P2P_INVITE_LISTEN) &&
p2p->invite_peer &&
- os_memcmp(addr, p2p->invite_peer->p2p_device_addr, ETH_ALEN) == 0)
- {
+ os_memcmp(addr, p2p->invite_peer->info.p2p_device_addr, ETH_ALEN)
+ == 0) {
/* Received a Probe Request from Invite peer */
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Found Invite peer - try to start Invite from "
os_memcpy(p2p->cfg, cfg, sizeof(*cfg));
if (cfg->dev_name)
p2p->cfg->dev_name = os_strdup(cfg->dev_name);
+ if (cfg->manufacturer)
+ p2p->cfg->manufacturer = os_strdup(cfg->manufacturer);
+ if (cfg->model_name)
+ p2p->cfg->model_name = os_strdup(cfg->model_name);
+ if (cfg->model_number)
+ p2p->cfg->model_number = os_strdup(cfg->model_number);
+ if (cfg->serial_number)
+ p2p->cfg->serial_number = os_strdup(cfg->serial_number);
p2p->min_disc_int = 1;
p2p->max_disc_int = 3;
eloop_cancel_timeout(p2p_ext_listen_timeout, p2p, NULL);
eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL);
p2p_flush(p2p);
+ p2p_free_req_dev_types(p2p);
os_free(p2p->cfg->dev_name);
+ os_free(p2p->cfg->manufacturer);
+ os_free(p2p->cfg->model_name);
+ os_free(p2p->cfg->model_number);
+ os_free(p2p->cfg->serial_number);
os_free(p2p->groups);
wpabuf_free(p2p->sd_resp);
+ os_free(p2p->after_scan_tx);
+ p2p_remove_wps_vendor_extensions(p2p);
os_free(p2p);
}
p2p_device_free(p2p, dev);
}
p2p_free_sd_queries(p2p);
+ os_free(p2p->after_scan_tx);
+ p2p->after_scan_tx = NULL;
+}
+
+
+int p2p_unauthorize(struct p2p_data *p2p, const u8 *addr)
+{
+ struct p2p_device *dev;
+
+ dev = p2p_get_device(p2p, addr);
+ if (dev == NULL)
+ return -1;
+
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Unauthorizing " MACSTR,
+ MAC2STR(addr));
+
+ if (p2p->go_neg_peer == dev)
+ p2p->go_neg_peer = NULL;
+
+ dev->wps_method = WPS_NOT_READY;
+ dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE;
+ dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM;
+
+ /* Check if after_scan_tx is for this peer. If so free it */
+ if (p2p->after_scan_tx &&
+ os_memcmp(addr, p2p->after_scan_tx->dst, ETH_ALEN) == 0) {
+ os_free(p2p->after_scan_tx);
+ p2p->after_scan_tx = NULL;
+ }
+
+ return 0;
}
}
+int p2p_set_manufacturer(struct p2p_data *p2p, const char *manufacturer)
+{
+ os_free(p2p->cfg->manufacturer);
+ p2p->cfg->manufacturer = NULL;
+ if (manufacturer) {
+ p2p->cfg->manufacturer = os_strdup(manufacturer);
+ if (p2p->cfg->manufacturer == NULL)
+ return -1;
+ }
+
+ return 0;
+}
+
+
+int p2p_set_model_name(struct p2p_data *p2p, const char *model_name)
+{
+ os_free(p2p->cfg->model_name);
+ p2p->cfg->model_name = NULL;
+ if (model_name) {
+ p2p->cfg->model_name = os_strdup(model_name);
+ if (p2p->cfg->model_name == NULL)
+ return -1;
+ }
+
+ return 0;
+}
+
+
+int p2p_set_model_number(struct p2p_data *p2p, const char *model_number)
+{
+ os_free(p2p->cfg->model_number);
+ p2p->cfg->model_number = NULL;
+ if (model_number) {
+ p2p->cfg->model_number = os_strdup(model_number);
+ if (p2p->cfg->model_number == NULL)
+ return -1;
+ }
+
+ return 0;
+}
+
+
+int p2p_set_serial_number(struct p2p_data *p2p, const char *serial_number)
+{
+ os_free(p2p->cfg->serial_number);
+ p2p->cfg->serial_number = NULL;
+ if (serial_number) {
+ p2p->cfg->serial_number = os_strdup(serial_number);
+ if (p2p->cfg->serial_number == NULL)
+ return -1;
+ }
+
+ return 0;
+}
+
+
+void p2p_set_config_methods(struct p2p_data *p2p, u16 config_methods)
+{
+ p2p->cfg->config_methods = config_methods;
+}
+
+
+void p2p_set_uuid(struct p2p_data *p2p, const u8 *uuid)
+{
+ os_memcpy(p2p->cfg->uuid, uuid, 16);
+}
+
+
int p2p_set_pri_dev_type(struct p2p_data *p2p, const u8 *pri_dev_type)
{
os_memcpy(p2p->cfg->pri_dev_type, pri_dev_type, 8);
}
+void p2p_remove_wps_vendor_extensions(struct p2p_data *p2p)
+{
+ int i;
+
+ for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) {
+ wpabuf_free(p2p->wps_vendor_ext[i]);
+ p2p->wps_vendor_ext[i] = NULL;
+ }
+}
+
+
+int p2p_add_wps_vendor_extension(struct p2p_data *p2p,
+ const struct wpabuf *vendor_ext)
+{
+ int i;
+
+ if (vendor_ext == NULL)
+ return -1;
+
+ for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) {
+ if (p2p->wps_vendor_ext[i] == NULL)
+ break;
+ }
+ if (i >= P2P_MAX_WPS_VENDOR_EXT)
+ return -1;
+
+ p2p->wps_vendor_ext[i] = wpabuf_dup(vendor_ext);
+ if (p2p->wps_vendor_ext[i] == NULL)
+ return -1;
+
+ return 0;
+}
+
+
int p2p_set_country(struct p2p_data *p2p, const char *country)
{
os_memcpy(p2p->cfg->country, country, 3);
return;
else
break;
- } else if (dev->req_config_methods) {
- if (p2p_send_prov_disc_req(p2p, dev, 0) == 0)
+ } else if (dev->req_config_methods &&
+ !(dev->flags & P2P_DEV_PD_FOR_JOIN)) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Send "
+ "pending Provision Discovery Request to "
+ MACSTR " (config methods 0x%x)",
+ MAC2STR(dev->info.p2p_device_addr),
+ dev->req_config_methods);
+ if (p2p_send_prov_disc_req(p2p, dev, 0, 0) == 0)
return;
}
}
}
+/**
+ * p2p_retry_pd - Retry any pending provision disc requests in IDLE state
+ * @p2p: P2P module context from p2p_init()
+ */
+static void p2p_retry_pd(struct p2p_data *p2p)
+{
+ struct p2p_device *dev;
+
+ if (p2p->state != P2P_IDLE)
+ return;
+
+ /*
+ * Retry the prov disc req attempt only for the peer that the user had
+ * requested for and provided a join has not been initiated on it
+ * in the meantime.
+ */
+
+ dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) {
+ if (os_memcmp(p2p->pending_pd_devaddr,
+ dev->info.p2p_device_addr, ETH_ALEN) != 0)
+ continue;
+ if (!dev->req_config_methods)
+ continue;
+ if (dev->flags & P2P_DEV_PD_FOR_JOIN)
+ continue;
+
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Send "
+ "pending Provision Discovery Request to "
+ MACSTR " (config methods 0x%x)",
+ MAC2STR(dev->info.p2p_device_addr),
+ dev->req_config_methods);
+ p2p_send_prov_disc_req(p2p, dev, 0, 0);
+ return;
+ }
+}
+
+
static void p2p_prov_disc_cb(struct p2p_data *p2p, int success)
{
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Provision Discovery Request TX callback: success=%d",
success);
- p2p->pending_action_state = P2P_NO_PENDING_ACTION;
+
+ /*
+ * Postpone resetting the pending action state till after we actually
+ * time out. This allows us to take some action like notifying any
+ * interested parties about no response to the request.
+ *
+ * When the timer (below) goes off we check in IDLE, SEARCH, or
+ * LISTEN_ONLY state, which are the only allowed states to issue a PD
+ * requests in, if this was still pending and then raise notification.
+ */
if (!success) {
+ p2p->pending_action_state = P2P_NO_PENDING_ACTION;
+
if (p2p->state != P2P_IDLE)
p2p_continue_find(p2p);
+ else if (p2p->user_initiated_pd) {
+ p2p->pending_action_state = P2P_PENDING_PD;
+ p2p_set_timeout(p2p, 0, 300000);
+ }
return;
}
+ /*
+ * This postponing, of resetting pending_action_state, needs to be
+ * done only for user initiated PD requests and not internal ones.
+ */
+ if (p2p->user_initiated_pd)
+ p2p->pending_action_state = P2P_PENDING_PD;
+ else
+ p2p->pending_action_state = P2P_NO_PENDING_ACTION;
+
/* Wait for response from the peer */
if (p2p->state == P2P_SEARCH)
p2p_set_state(p2p, P2P_PD_DURING_FIND);
p2p_add_device(p2p, bssid, freq, level, ies, ies_len);
if (p2p->go_neg_peer && p2p->state == P2P_SEARCH &&
- os_memcmp(p2p->go_neg_peer->p2p_device_addr, bssid, ETH_ALEN) == 0)
- {
+ os_memcmp(p2p->go_neg_peer->info.p2p_device_addr, bssid, ETH_ALEN)
+ == 0) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Found GO Negotiation peer - try to start GO "
"negotiation");
}
-void p2p_scan_ie(struct p2p_data *p2p, struct wpabuf *ies)
+void p2p_scan_ie(struct p2p_data *p2p, struct wpabuf *ies, const u8 *dev_id)
{
u8 *len = p2p_buf_add_ie_hdr(ies);
p2p_buf_add_capability(ies, p2p->dev_capab, 0);
+ if (dev_id)
+ p2p_buf_add_device_id(ies, dev_id);
if (p2p->cfg->reg_class && p2p->cfg->channel)
p2p_buf_add_listen_channel(ies, p2p->cfg->country,
p2p->cfg->reg_class,
}
+size_t p2p_scan_ie_buf_len(struct p2p_data *p2p)
+{
+ return 100;
+}
+
+
int p2p_ie_text(struct wpabuf *p2p_ie, char *buf, char *end)
{
return p2p_attr_text(p2p_ie, buf, end);
}
if (!success &&
- (dev->dev_capab & P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY) &&
+ (dev->info.dev_capab & P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY) &&
!is_zero_ether_addr(dev->member_in_go_dev)) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Peer " MACSTR " did not acknowledge request - "
"try to use device discoverability through its GO",
- MAC2STR(dev->p2p_device_addr));
+ MAC2STR(dev->info.p2p_device_addr));
p2p->cfg->send_action_done(p2p->cfg->cb_ctx);
p2p_send_dev_disc_req(p2p, dev);
return;
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: GO Negotiation Response (failure) TX callback: "
"success=%d", success);
+ if (p2p->go_neg_peer && p2p->go_neg_peer->status != P2P_SC_SUCCESS) {
+ p2p_go_neg_failed(p2p, p2p->go_neg_peer,
+ p2p->go_neg_peer->status);
+ }
}
-static void p2p_go_neg_conf_cb(struct p2p_data *p2p, int success)
+static void p2p_go_neg_conf_cb(struct p2p_data *p2p,
+ enum p2p_send_action_result result)
{
struct p2p_device *dev;
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: GO Negotiation Confirm TX callback: success=%d",
- success);
+ "P2P: GO Negotiation Confirm TX callback: result=%d",
+ result);
p2p->cfg->send_action_done(p2p->cfg->cb_ctx);
- if (!success) {
+ if (result == P2P_SEND_ACTION_FAILED) {
+ p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1);
+ return;
+ }
+ if (result == P2P_SEND_ACTION_NO_ACK) {
/*
* It looks like the TX status for GO Negotiation Confirm is
* often showing failure even when the peer has actually
void p2p_send_action_cb(struct p2p_data *p2p, unsigned int freq, const u8 *dst,
- const u8 *src, const u8 *bssid, int success)
+ const u8 *src, const u8 *bssid,
+ enum p2p_send_action_result result)
{
enum p2p_pending_action_state state;
+ int success;
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Action frame TX callback (state=%d freq=%u dst=" MACSTR
- " src=" MACSTR " bssid=" MACSTR " success=%d",
+ " src=" MACSTR " bssid=" MACSTR " result=%d",
p2p->pending_action_state, freq, MAC2STR(dst), MAC2STR(src),
- MAC2STR(bssid), success);
+ MAC2STR(bssid), result);
+ success = result == P2P_SEND_ACTION_SUCCESS;
state = p2p->pending_action_state;
p2p->pending_action_state = P2P_NO_PENDING_ACTION;
switch (state) {
p2p_go_neg_resp_failure_cb(p2p, success);
break;
case P2P_PENDING_GO_NEG_CONFIRM:
- p2p_go_neg_conf_cb(p2p, success);
+ p2p_go_neg_conf_cb(p2p, result);
break;
case P2P_PENDING_SD:
p2p_sd_cb(p2p, success);
p2p->pending_listen_sec, p2p->pending_listen_usec,
p2p->pending_listen_freq);
p2p->in_listen = 1;
- p2p->drv_in_listen = 1;
+ p2p->drv_in_listen = freq;
if (p2p->pending_listen_sec || p2p->pending_listen_usec) {
/*
* Add 20 msec extra wait to avoid race condition with driver
return 0; /* Internal timeout will trigger the next step */
if (p2p->state == P2P_CONNECT_LISTEN && p2p->go_neg_peer) {
+ if (p2p->go_neg_peer->connect_reqs >= 120) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: Timeout on sending GO Negotiation "
+ "Request without getting response");
+ p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1);
+ return 0;
+ }
+
p2p_set_state(p2p, P2P_CONNECT);
p2p_connect_send(p2p, p2p->go_neg_peer);
return 1;
"complete");
return;
}
+
+ if (p2p->go_neg_peer->connect_reqs >= 120) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: Timeout on sending GO Negotiation "
+ "Request without getting response");
+ p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1);
+ return;
+ }
+
p2p_set_state(p2p, P2P_CONNECT);
p2p_connect_send(p2p, p2p->go_neg_peer);
} else
* state once per second to give other uses a chance to use the radio.
*/
p2p_set_state(p2p, P2P_WAIT_PEER_IDLE);
- p2p_set_timeout(p2p, 1, 0);
+ p2p_set_timeout(p2p, 0, 500000);
}
}
+static void p2p_timeout_prov_disc_req(struct p2p_data *p2p)
+{
+ p2p->pending_action_state = P2P_NO_PENDING_ACTION;
+
+ /*
+ * For user initiated PD requests that we have not gotten any responses
+ * for while in IDLE state, we retry them a couple of times before
+ * giving up.
+ */
+ if (!p2p->user_initiated_pd)
+ return;
+
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: User initiated Provision Discovery Request timeout");
+
+ if (p2p->pd_retries) {
+ p2p->pd_retries--;
+ p2p_retry_pd(p2p);
+ } else {
+ if (p2p->cfg->prov_disc_fail)
+ p2p->cfg->prov_disc_fail(p2p->cfg->cb_ctx,
+ p2p->pending_pd_devaddr,
+ P2P_PROV_DISC_TIMEOUT);
+ p2p_reset_pending_pd(p2p);
+ }
+}
+
+
static void p2p_timeout_invite(struct p2p_data *p2p)
{
p2p->cfg->send_action_done(p2p->cfg->cb_ctx);
switch (p2p->state) {
case P2P_IDLE:
+ /* Check if we timed out waiting for PD req */
+ if (p2p->pending_action_state == P2P_PENDING_PD)
+ p2p_timeout_prov_disc_req(p2p);
break;
case P2P_SEARCH:
+ /* Check if we timed out waiting for PD req */
+ if (p2p->pending_action_state == P2P_PENDING_PD)
+ p2p_timeout_prov_disc_req(p2p);
p2p_search(p2p);
break;
case P2P_CONNECT:
case P2P_GO_NEG:
break;
case P2P_LISTEN_ONLY:
+ /* Check if we timed out waiting for PD req */
+ if (p2p->pending_action_state == P2P_PENDING_PD)
+ p2p_timeout_prov_disc_req(p2p);
+
if (p2p->ext_listen_only) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Extended Listen Timing - Listen State "
case P2P_INVITE_LISTEN:
p2p_timeout_invite_listen(p2p);
break;
+ case P2P_SEARCH_WHEN_READY:
+ break;
}
}
}
-static const char * p2p_wps_method_text(enum p2p_wps_method method)
+const char * p2p_wps_method_text(enum p2p_wps_method method)
{
switch (method) {
case WPS_NOT_READY:
return "not-ready";
- case WPS_PIN_LABEL:
- return "Label";
case WPS_PIN_DISPLAY:
return "Display";
case WPS_PIN_KEYPAD:
}
-int p2p_get_peer_info(struct p2p_data *p2p, const u8 *addr, int next,
- char *buf, size_t buflen)
+const struct p2p_peer_info * p2p_get_peer_info(struct p2p_data *p2p,
+ const u8 *addr, int next)
{
struct p2p_device *dev;
- int res;
- char *pos, *end;
- struct os_time now;
- char devtype[WPS_DEV_TYPE_BUFSIZE];
if (addr)
dev = p2p_get_device(p2p, addr);
}
if (dev == NULL)
+ return NULL;
+
+ return &dev->info;
+}
+
+
+int p2p_get_peer_info_txt(const struct p2p_peer_info *info,
+ char *buf, size_t buflen)
+{
+ struct p2p_device *dev;
+ int res;
+ char *pos, *end;
+ struct os_time now;
+
+ if (info == NULL)
return -1;
+ dev = (struct p2p_device *) (((u8 *) info) -
+ offsetof(struct p2p_device, info));
+
pos = buf;
end = buf + buflen;
- res = os_snprintf(pos, end - pos, MACSTR "\n",
- MAC2STR(dev->p2p_device_addr));
- if (res < 0 || res >= end - pos)
- return pos - buf;
- pos += res;
-
os_get_time(&now);
res = os_snprintf(pos, end - pos,
"age=%d\n"
"listen_freq=%d\n"
- "level=%d\n"
"wps_method=%s\n"
"interface_addr=" MACSTR "\n"
"member_in_go_dev=" MACSTR "\n"
"member_in_go_iface=" MACSTR "\n"
- "pri_dev_type=%s\n"
- "device_name=%s\n"
- "config_methods=0x%x\n"
- "dev_capab=0x%x\n"
- "group_capab=0x%x\n"
"go_neg_req_sent=%d\n"
"go_state=%s\n"
"dialog_token=%u\n"
"country=%c%c\n"
"oper_freq=%d\n"
"req_config_methods=0x%x\n"
- "flags=%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n"
+ "flags=%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n"
"status=%d\n"
"wait_count=%u\n"
"invitation_reqs=%u\n",
(int) (now.sec - dev->last_seen.sec),
dev->listen_freq,
- dev->level,
p2p_wps_method_text(dev->wps_method),
MAC2STR(dev->interface_addr),
MAC2STR(dev->member_in_go_dev),
MAC2STR(dev->member_in_go_iface),
- wps_dev_type_bin2str(dev->pri_dev_type,
- devtype, sizeof(devtype)),
- dev->device_name,
- dev->config_methods,
- dev->dev_capab,
- dev->group_capab,
dev->go_neg_req_sent,
p2p_go_state_text(dev->go_state),
dev->dialog_token,
dev->flags & P2P_DEV_GROUP_CLIENT_ONLY ?
"[GROUP_CLIENT_ONLY]" : "",
dev->flags & P2P_DEV_FORCE_FREQ ?
- "[FORCE_FREQ" : "",
+ "[FORCE_FREQ]" : "",
+ dev->flags & P2P_DEV_PD_FOR_JOIN ?
+ "[PD_FOR_JOIN]" : "",
dev->status,
dev->wait_count,
dev->invitation_reqs);
}
+int p2p_peer_known(struct p2p_data *p2p, const u8 *addr)
+{
+ return p2p_get_device(p2p, addr) != NULL;
+}
+
+
void p2p_set_client_discoverability(struct p2p_data *p2p, int enabled)
{
if (enabled) {
return -1;
p2p->pending_action_state = P2P_NO_PENDING_ACTION;
- if (p2p->cfg->send_action(p2p->cfg->cb_ctx, freq, go_interface_addr,
- own_interface_addr,
- go_interface_addr,
- wpabuf_head(req), wpabuf_len(req), 200) < 0)
- {
+ if (p2p_send_action(p2p, freq, go_interface_addr, own_interface_addr,
+ go_interface_addr,
+ wpabuf_head(req), wpabuf_len(req), 200) < 0) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Failed to send Action frame");
}
return;
p2p->pending_action_state = P2P_NO_PENDING_ACTION;
- if (p2p->cfg->send_action(p2p->cfg->cb_ctx, rx_freq, sa, da, da,
- wpabuf_head(resp), wpabuf_len(resp), 200) <
- 0) {
+ if (p2p_send_action(p2p, rx_freq, sa, da, da,
+ wpabuf_head(resp), wpabuf_len(resp), 200) < 0) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Failed to send Action frame");
}
p2p_ext_listen_timeout, p2p, NULL);
}
+ if (p2p->state == P2P_LISTEN_ONLY && p2p->ext_listen_only) {
+ /*
+ * This should not really happen, but it looks like the Listen
+ * command may fail is something else (e.g., a scan) was
+ * running at an inconvenient time. As a workaround, allow new
+ * Extended Listen operation to be started.
+ */
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Previous "
+ "Extended Listen operation had not been completed - "
+ "try again");
+ p2p->ext_listen_only = 0;
+ p2p_set_state(p2p, P2P_IDLE);
+ }
+
if (p2p->state != P2P_IDLE) {
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Skip Extended "
"Listen timeout in active state (%s)",
}
+int p2p_set_oper_channel(struct p2p_data *p2p, u8 op_reg_class, u8 op_channel,
+ int cfg_op_channel)
+{
+ if (p2p_channel_to_freq(p2p->cfg->country, op_reg_class, op_channel)
+ < 0)
+ return -1;
+
+ wpa_msg(p2p->cfg->msg_ctx, MSG_INFO, "P2P: Set Operating channel: "
+ "reg_class %u channel %u", op_reg_class, op_channel);
+ p2p->cfg->op_reg_class = op_reg_class;
+ p2p->cfg->op_channel = op_channel;
+ p2p->cfg->cfg_op_channel = cfg_op_channel;
+ return 0;
+}
+
+
int p2p_get_interface_addr(struct p2p_data *p2p, const u8 *dev_addr,
u8 *iface_addr)
{
}
+int p2p_get_dev_addr(struct p2p_data *p2p, const u8 *iface_addr,
+ u8 *dev_addr)
+{
+ struct p2p_device *dev = p2p_get_device_interface(p2p, iface_addr);
+ if (dev == NULL)
+ return -1;
+ os_memcpy(dev_addr, dev->info.p2p_device_addr, ETH_ALEN);
+ return 0;
+}
+
+
void p2p_set_peer_filter(struct p2p_data *p2p, const u8 *addr)
{
os_memcpy(p2p->peer_filter, addr, ETH_ALEN);
p2p->cross_connect = enabled;
/* TODO: may need to tear down any action group where we are GO(?) */
}
+
+
+int p2p_get_oper_freq(struct p2p_data *p2p, const u8 *iface_addr)
+{
+ struct p2p_device *dev = p2p_get_device_interface(p2p, iface_addr);
+ if (dev == NULL)
+ return -1;
+ if (dev->oper_freq <= 0)
+ return -1;
+ return dev->oper_freq;
+}
+
+
+void p2p_set_intra_bss_dist(struct p2p_data *p2p, int enabled)
+{
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Intra BSS distribution %s",
+ enabled ? "enabled" : "disabled");
+ p2p->cfg->p2p_intra_bss = enabled;
+}
+
+
+void p2p_update_channel_list(struct p2p_data *p2p, struct p2p_channels *chan)
+{
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Update channel list");
+ os_memcpy(&p2p->cfg->channels, chan, sizeof(struct p2p_channels));
+}
+
+
+int p2p_send_action(struct p2p_data *p2p, unsigned int freq, const u8 *dst,
+ const u8 *src, const u8 *bssid, const u8 *buf,
+ size_t len, unsigned int wait_time)
+{
+ if (p2p->p2p_scan_running) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Delay Action "
+ "frame TX until p2p_scan completes");
+ if (p2p->after_scan_tx) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Dropped "
+ "previous pending Action frame TX");
+ os_free(p2p->after_scan_tx);
+ }
+ p2p->after_scan_tx = os_malloc(sizeof(*p2p->after_scan_tx) +
+ len);
+ if (p2p->after_scan_tx == NULL)
+ return -1;
+ p2p->after_scan_tx->freq = freq;
+ os_memcpy(p2p->after_scan_tx->dst, dst, ETH_ALEN);
+ os_memcpy(p2p->after_scan_tx->src, src, ETH_ALEN);
+ os_memcpy(p2p->after_scan_tx->bssid, bssid, ETH_ALEN);
+ p2p->after_scan_tx->len = len;
+ p2p->after_scan_tx->wait_time = wait_time;
+ os_memcpy(p2p->after_scan_tx + 1, buf, len);
+ return 0;
+ }
+
+ return p2p->cfg->send_action(p2p->cfg->cb_ctx, freq, dst, src, bssid,
+ buf, len, wait_time);
+}
+
+
+void p2p_set_best_channels(struct p2p_data *p2p, int freq_24, int freq_5,
+ int freq_overall)
+{
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Best channel: 2.4 GHz: %d,"
+ " 5 GHz: %d, overall: %d", freq_24, freq_5, freq_overall);
+ p2p->best_freq_24 = freq_24;
+ p2p->best_freq_5 = freq_5;
+ p2p->best_freq_overall = freq_overall;
+}
+
+
+const u8 * p2p_get_go_neg_peer(struct p2p_data *p2p)
+{
+ if (p2p == NULL || p2p->go_neg_peer == NULL)
+ return NULL;
+ return p2p->go_neg_peer->info.p2p_device_addr;
+}
+
+
+const struct p2p_peer_info *
+p2p_get_peer_found(struct p2p_data *p2p, const u8 *addr, int next)
+{
+ struct p2p_device *dev;
+
+ if (addr) {
+ dev = p2p_get_device(p2p, addr);
+ if (!dev)
+ return NULL;
+
+ if (!next) {
+ if (dev->flags & P2P_DEV_PROBE_REQ_ONLY)
+ return NULL;
+
+ return &dev->info;
+ } else {
+ do {
+ dev = dl_list_first(&dev->list,
+ struct p2p_device,
+ list);
+ if (&dev->list == &p2p->devices)
+ return NULL;
+ } while (dev->flags & P2P_DEV_PROBE_REQ_ONLY);
+ }
+ } else {
+ dev = dl_list_first(&p2p->devices, struct p2p_device, list);
+ if (!dev)
+ return NULL;
+ while (dev->flags & P2P_DEV_PROBE_REQ_ONLY) {
+ dev = dl_list_first(&dev->list,
+ struct p2p_device,
+ list);
+ if (&dev->list == &p2p->devices)
+ return NULL;
+ }
+ }
+
+ return &dev->info;
+}
+
+
+int p2p_in_progress(struct p2p_data *p2p)
+{
+ if (p2p == NULL)
+ return 0;
+ return p2p->state != P2P_IDLE && p2p->state != P2P_PROVISIONING;
+}
projects / mech_eap.git / blobdiff